Latest threads in Electronics Designshow only best voted threads
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electric vehicles
I knew this would happen: -- John Larkin Highland Technology, Inc picosecond timing laser drivers and controllers jlarkin att highlandtechnology dott com
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8 years ago
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OT: For those who cannot get that f*cking computah to do what they want
Maybe it was python LOL
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8 years ago
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How to charge a 6V Gel Cell
How to charge a Gel Cell 6V 4.5Ah. I have an electric fence charger (fencer) for livestock. It has a solar panel to charge the 6V 4.5Ah Gel Cell. But this fencer has not been used for several years,...
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8 years ago
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Power cycling non-incandescent lamps
Hi, Garage door opener has a pair of A-base light bulbs in it. Would like to route the socket to control some other "area lighting". But, stay within the power budget of the controls (relay) in the...
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8 years ago
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OT: is the math sine function in C# periodic?
Hi, I was wondering if code like x = for 'a' being an integer from 0 to n is periodic ie in C# code? I was curious and tested it but the output sequence was not periodic (at least until I ran out of...
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8 years ago
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Hovic's first day
So I have been in this dodge for more than 50 years and the SM0603 parts seem to be getting smaller. Time to hire a tech with good eyes and steady hands. Hovig came in for a tryout, mentioned Babe...
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8 years ago
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SMA connectors
So, like I need a small number of SMA tees and such. Most companies seem to want $50+ for quantities of 1. I did find the same part (female tee) for $1.98 from Hong Kong. What gives. Has this stuff...
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8 years ago
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OT Graphing software
Hi all, Well about once a week I need to make pretty pictures of some data. I've been using an old version of Origin for about 20 years! At the moment it only runs on a virtual (XP) machine. Any...
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8 years ago
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Linear Mode of IGBT FSOA/hotspots? - feasable?
Hi For an application I am looking into using a large IGBT for inrush (charge of DC link capacitor from mains) To reduce BoM costs, I would like to drive it in linear mode, monitoring the current and...
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8 years ago
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Frequency-to-voltage converter, PLL with an AD650
I tried to reproduce fig.22, p.17 of the datasheet but the output voltage is always about +13 V The VCO alone (like fig.12) works up to about 1 MHz provided the input voltage is in the [-12:0] range....
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8 years ago
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isolated rectifier files
Here is a link to a folder containing the bridge rectifier model and subcircuit files along with the circuit .asc, so anyone interested can see how it operates in LTSpice. Aa?dl=0
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8 years ago
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Low temp solder past -
A long time ago there was a request for ideas on solder ultra thin copper wire that melted/dissolved with normal solder. This is too late to help with that request but might help if it comes up again....
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8 years ago
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Zobel Speaker RCs
How necessary are they really? How much of a problem is it if speaker Z rises at hf? I'm asking myself if I can get away with omitting them on small amplifiers. I omitted one on the little class A amp...
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8 years ago
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Tektronix field adjust software TDS400A
I'm in process of repairing an old TDS420 oscilloscope and have been searching in vain for the Field Calibration Software for this scope. I have the cal sw for the 500, 600, and 700 series but not for...
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9 years ago
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What part would do this? (optoelectronics)
Greetings gentlemen, I have a few classic SLR cameras that I'd like to bring out of retirement. I need to establish if the shutter speeds are still within spec (or not as is more likely after 35+...
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9 years ago
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